:root{--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 12px;--spacing-base: 15px;--spacing-lg: 20px;--spacing-xl: 30px;--spacing-xxl: 50px;--radius-xs: 4px;--radius-sm: 5px;--radius-base: 8px;--radius-lg: 12px;--radius-xl: 20px;--radius-round: 30px;--radius-circle: 50%;--transition-fast: all .2s ease;--transition-base: all .3s ease;--max-width-app: 1280px;--max-width-content: 1200px;--font-size-xs: .75rem;--font-size-sm: .85rem;--font-size-base: 1rem;--font-size-md: 1.125rem;--font-size-lg: 1.5rem;--font-size-xl: 1.75rem;--font-size-xxl: 2rem;--font-size-title: 5rem;--font-sans: "Inter", system-ui, "Avenir", "Helvetica", "Arial", sans-serif;--font-mono: ui-monospace, "SFMono-Regular", "Menlo", "Consolas", monospace;--color-focus-ring: var(--color-accent)}:root,[data-theme=dark]{color-scheme:dark;--color-primary: #7c3aed;--color-primary-hover: #8855f0;--color-accent: #c3a6ff;--color-accent-strong: #d8c6ff;--color-gradient-start: #8b5cf6;--color-gradient-end: #7c3aed;--gradient-primary: linear-gradient(135deg, var(--color-gradient-start) 0%, var(--color-gradient-end) 100%);--gradient-admin: var(--color-admin);--gradient-admin-hover: var(--color-admin-hover);--gradient-logo: linear-gradient(135deg, #c3a6ff, #e0d3ff, #9d7cf6);--color-bg-main: #2a2528;--color-bg-sunken: #221f21;--color-bg-panel: #342e32;--color-bg-header: #3e373c;--color-bg-hover: #484045;--color-bg-section: #3e373c;--color-bg-input: #423b40;--color-border: #564e54;--color-bg-disabled: #877d84;--color-text-primary: #f5f0f3;--color-text-secondary: #d6cdd3;--color-text-tertiary: #b0a6ad;--color-text-muted: #b0a6ad;--color-text-default: rgb(245 240 243 / 92%);--color-text-on-filled: #fff;--color-syntax-keyword: #c9c;--color-syntax-string: #9c9;--color-syntax-comment: #999;--color-syntax-number: #f99157;--color-syntax-builtin: #69c;--color-syntax-variable: #f2777a;--color-syntax-operator: #6cc;--color-syntax-punctuation: #ccc;--color-success: #4ade80;--color-success-bg: #1f3a28;--color-success-text: #86efac;--color-warning: #fbbf24;--color-warning-bg: #3b2d16;--color-warning-text: #fcd34d;--color-error: #fb7185;--color-error-bg: #41262e;--color-error-text: #fda4af;--color-info: var(--color-accent);--color-info-bg: #3a2f52;--color-info-text: #d8c6ff;--color-admin: var(--color-primary);--color-admin-hover: var(--color-primary-hover);--color-admin-bg: #3a2f52;--color-instructor: var(--color-accent);--color-nav-item-bg: var(--color-info-bg);--color-nav-item-text: var(--color-accent-strong);--color-nav-item-hover-bg: #463a60;--color-nav-item-border: transparent;--nav-sub-bg: var(--color-bg-panel);--color-nav-sub-text: var(--color-text-secondary);--color-nav-sub-active-bg: var(--color-admin-bg);--color-nav-sub-active-text: var(--color-accent-strong);--color-nav-sub-hover-border: var(--color-border);--color-nav-sub-focus: var(--color-focus-ring);--marker-line-bg: color-mix(in srgb, var(--color-accent) 30%, transparent);--logo-filter: brightness(0) invert(.7);--logo-filter-hover: brightness(0) invert(.9);--color-overlay-subtle: rgb(255 255 255 / 5%);--color-overlay-medium: rgb(255 255 255 / 10%);--color-overlay-strong: rgb(255 255 255 / 15%);--color-success-overlay: color-mix(in srgb, var(--color-success) 15%, transparent);--color-warning-overlay: color-mix(in srgb, var(--color-warning) 15%, transparent);--color-error-overlay: color-mix(in srgb, var(--color-error) 15%, transparent);--color-info-overlay: color-mix(in srgb, var(--color-info) 15%, transparent);--color-accent-overlay: color-mix(in srgb, var(--color-accent) 10%, transparent);--color-accent-glow: color-mix(in srgb, var(--color-accent) 30%, transparent);--color-success-accent: #86efac;--color-warning-accent: #fcd34d;--color-error-accent: #fda4af;--color-error-dark: #e11d48;--color-warning-dark: #b45309;--color-success-dark: #15803d;--color-info-dark: #7c3aed;--color-overlay-border: rgb(255 255 255 / 25%);--color-overlay-shimmer: rgb(255 255 255 / 35%);--color-success-border: color-mix(in srgb, var(--color-success) 40%, transparent);--color-warning-border: color-mix(in srgb, var(--color-warning) 40%, transparent);--color-error-border: color-mix(in srgb, var(--color-error) 40%, transparent);--color-info-border: color-mix(in srgb, var(--color-info) 40%, transparent);--color-backdrop: rgb(0 0 0 / 50%);--color-backdrop-heavy: rgb(0 0 0 / 75%);--color-accent-shadow: color-mix(in srgb, var(--color-accent) 40%, transparent);--color-segment-shadow: color-mix(in srgb, var(--color-category-1) 30%, transparent);--color-warning-pulse: color-mix(in srgb, var(--color-warning-accent) 70%, transparent);--color-warning-pulse-end: transparent;--color-category-1: #9f7aea;--color-category-2: #4299e1;--color-category-3: #4fd1c5;--color-category-4: #68d391;--color-category-5: #f6ad55;--color-category-6: #fc8181;--color-ace-selection: color-mix(in srgb, var(--color-primary) 30%, transparent);--shadow-xs: 0 1px 3px rgb(0 0 0 / 30%);--shadow-subtle: 0 1px 3px rgb(0 0 0 / 30%);--shadow-sm: 0 2px 8px rgb(0 0 0 / 30%);--shadow-base: 0 4px 12px rgb(0 0 0 / 35%);--shadow-md: 0 4px 12px rgb(0 0 0 / 35%);--shadow-lg: 0 8px 24px rgb(0 0 0 / 40%);--shadow-accent: 0 4px 14px color-mix(in srgb, var(--color-primary) 30%, transparent);--shadow-nav: none;--shadow-dropdown: 0 8px 32px rgb(0 0 0 / 45%);--shadow-modal: 0 4px 20px rgb(0 0 0 / 40%);--shadow-inset: inset 0 1px 3px rgb(0 0 0 / 30%);--shadow-float: 0 24px 64px rgb(0 0 0 / 50%);--shadow-up: 0 -2px 10px rgb(0 0 0 / 30%);--shadow-segment-hover: 0 4px 16px color-mix(in srgb, var(--color-accent) 30%, transparent)}[data-theme=light]{color-scheme:light;--color-primary: #6d28d9;--color-primary-hover: #5b21b6;--color-accent: #6d28d9;--color-accent-strong: #5b21b6;--color-gradient-start: #6d28d9;--color-gradient-end: #5b21b6;--gradient-primary: var(--color-accent);--gradient-admin: var(--color-admin);--gradient-admin-hover: var(--color-admin-hover);--gradient-logo: linear-gradient(135deg, #7c3aed, #8b5cf6, #6d28d9);--color-bg-main: #f3f4f8;--color-bg-sunken: #e6e8ef;--color-bg-panel: #fff;--color-bg-header: #fff;--color-bg-hover: #e8eaf1;--color-bg-section: #f7f8fb;--color-bg-input: #eef0f5;--color-border: #e1e4ec;--color-bg-disabled: #a3a8b8;--color-text-primary: #141624;--color-text-secondary: #2b2f41;--color-text-tertiary: #4a5069;--color-text-muted: #636983;--color-text-default: rgb(20 22 36 / 88%);--color-text-on-filled: #fff;--color-syntax-keyword: #8959a8;--color-syntax-string: #718c00;--color-syntax-comment: #8e908c;--color-syntax-number: #b45309;--color-syntax-builtin: #4271ae;--color-syntax-variable: #c82829;--color-syntax-operator: #3e999f;--color-syntax-punctuation: #4d4d4c;--color-success: #15803d;--color-success-bg: #e8f7ed;--color-success-text: #14532d;--color-warning: #b45309;--color-warning-bg: #fdf3df;--color-warning-text: #78350f;--color-error: #b91c1c;--color-error-bg: #fdecec;--color-error-text: #7f1d1d;--color-info: var(--color-accent);--color-info-bg: #efeafc;--color-info-text: #3b1a86;--color-admin: var(--color-accent);--color-admin-hover: var(--color-primary-hover);--color-admin-bg: #efeafc;--color-instructor: var(--color-accent);--color-nav-item-bg: transparent;--color-nav-item-text: var(--color-text-secondary);--color-nav-item-hover-bg: var(--color-bg-input);--color-nav-item-border: transparent;--nav-sub-bg: var(--color-bg-panel);--color-nav-sub-text: var(--color-text-secondary);--color-nav-sub-active-bg: var(--color-admin-bg);--color-nav-sub-active-text: var(--color-admin);--color-nav-sub-hover-border: var(--color-border);--color-nav-sub-focus: var(--color-focus-ring);--marker-line-bg: color-mix(in srgb, var(--color-accent) 30%, transparent);--logo-filter: brightness(0) invert(.3);--logo-filter-hover: brightness(0) invert(.1);--color-overlay-subtle: rgb(0 0 0 / 3%);--color-overlay-medium: rgb(0 0 0 / 5%);--color-overlay-strong: rgb(0 0 0 / 8%);--color-success-overlay: color-mix(in srgb, var(--color-success) 8%, transparent);--color-warning-overlay: color-mix(in srgb, var(--color-warning) 8%, transparent);--color-error-overlay: color-mix(in srgb, var(--color-error) 8%, transparent);--color-info-overlay: color-mix(in srgb, var(--color-info) 8%, transparent);--color-accent-overlay: color-mix(in srgb, var(--color-accent) 7%, transparent);--color-accent-glow: color-mix(in srgb, var(--color-accent) 15%, transparent);--color-success-accent: #059669;--color-warning-accent: #d97706;--color-error-accent: #dc2626;--color-error-dark: #991b1b;--color-warning-dark: #92400e;--color-success-dark: #065f46;--color-info-dark: #5b21b6;--color-overlay-border: rgb(0 0 0 / 12%);--color-overlay-shimmer: rgb(0 0 0 / 6%);--color-success-border: color-mix(in srgb, var(--color-success) 30%, transparent);--color-warning-border: color-mix(in srgb, var(--color-warning) 30%, transparent);--color-error-border: color-mix(in srgb, var(--color-error) 30%, transparent);--color-info-border: color-mix(in srgb, var(--color-info) 30%, transparent);--color-backdrop: rgb(0 0 0 / 30%);--color-backdrop-heavy: rgb(0 0 0 / 60%);--color-accent-shadow: color-mix(in srgb, var(--color-accent) 20%, transparent);--color-segment-shadow: color-mix(in srgb, var(--color-category-1) 15%, transparent);--color-warning-pulse: color-mix(in srgb, var(--color-warning) 50%, transparent);--color-warning-pulse-end: transparent;--color-category-1: #7c3aed;--color-category-2: #2563eb;--color-category-3: #0d9488;--color-category-4: #16a34a;--color-category-5: #ea580c;--color-category-6: #dc2626;--color-ace-selection: color-mix(in srgb, var(--color-primary) 20%, transparent);--shadow-xs: 0 1px 2px rgb(20 22 36 / 5%);--shadow-subtle: 0 1px 2px rgb(20 22 36 / 5%);--shadow-sm: 0 1px 2px rgb(20 22 36 / 5%);--shadow-base: 0 2px 6px rgb(20 22 36 / 6%);--shadow-md: 0 2px 6px rgb(20 22 36 / 6%);--shadow-lg: 0 8px 24px rgb(20 22 36 / 8%);--shadow-accent: 0 2px 8px color-mix(in srgb, var(--color-accent) 15%, transparent);--shadow-nav: none;--shadow-dropdown: 0 8px 24px rgb(20 22 36 / 10%);--shadow-modal: 0 4px 20px rgb(20 22 36 / 8%);--shadow-inset: inset 0 1px 2px rgb(20 22 36 / 6%);--shadow-float: 0 16px 48px rgb(20 22 36 / 12%);--shadow-up: 0 -1px 4px rgb(20 22 36 / 6%);--shadow-segment-hover: 0 4px 12px color-mix(in srgb, var(--color-category-1) 15%, transparent)}:root{--seg-spacing-sm: var(--spacing-sm);--seg-spacing-md: var(--spacing-md);--seg-spacing-lg: var(--spacing-lg);--seg-transition-fast: var(--transition-fast);--seg-block-size: 40px;--seg-block-size-mobile: 32px;--seg-z-tooltip: 1000}.segmentation-container{--seg-border-radius: var(--radius-base);--seg-box-shadow: var(--shadow-md);background:var(--color-bg-panel);border-radius:var(--seg-border-radius);box-shadow:var(--seg-box-shadow);overflow:hidden;border:1px solid var(--color-border)}.seg-progress-block{position:relative;display:inline-flex;align-items:center;justify-content:center;width:var(--seg-block-size);height:var(--seg-block-size);border-radius:var(--radius-sm);font-weight:700;font-size:var(--font-size-sm);transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;user-select:none}.seg-progress-block:before{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(135deg,var(--color-overlay-strong) 0%,transparent 50%);opacity:0;transition:opacity .3s ease}.seg-progress-block:hover:before{opacity:1}.seg-progress-block.empty{background:var(--color-bg-input);border:2px solid var(--color-border);color:var(--color-text-muted);opacity:.6}.seg-progress-block.filled{opacity:1;transform:scale(1.05);box-shadow:var(--shadow-md)}.seg-progress-block.excellent{background:var(--color-success);border:2px solid var(--color-success);color:var(--color-text-on-filled)}.seg-progress-block.good{background:var(--color-warning);border:2px solid var(--color-warning);color:var(--color-text-on-filled)}.seg-progress-block.needs-work{background:var(--color-error);border:2px solid var(--color-error);color:var(--color-text-on-filled)}@keyframes segmentationFadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes segmentationBlockFill{0%{transform:scale(.8);opacity:0}50%{transform:scale(1.15)}to{transform:scale(1.05);opacity:1}}@keyframes segmentationShimmer{0%{transform:translate(-100%);opacity:0}50%{opacity:1}to{transform:translate(100%);opacity:0}}@keyframes segmentationPulse{0%,to{opacity:.7;transform:scaleY(1)}50%{opacity:1;transform:scaleY(1.1)}}@keyframes segmentationConnectionDash{to{stroke-dashoffset:-10}}.segmentation-enter-active{animation:segmentationFadeIn .4s ease-out}.seg-block-fill-animation{animation:segmentationBlockFill .4s ease-out forwards}.seg-shimmer-effect:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 0%,var(--color-overlay-shimmer) 50%,transparent 100%);animation:segmentationShimmer .6s ease-out}.seg-pulse-animation{animation:segmentationPulse 2s ease-in-out infinite}.seg-connection-dash{stroke-dasharray:5,5;animation:segmentationConnectionDash 2s linear infinite}.seg-title{font-size:var(--font-size-lg);font-weight:700;color:var(--color-text-primary);margin:0}.seg-subtitle{font-size:var(--font-size-sm);color:var(--color-text-muted);margin:0}.seg-description{font-size:var(--font-size-sm);color:var(--color-text-secondary);line-height:1.6;margin:0}.seg-label{font-size:var(--font-size-xs);font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--color-text-muted)}.seg-badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-size:var(--font-size-xs);font-weight:600;text-transform:uppercase;letter-spacing:.5px;transition:var(--seg-transition-fast)}.seg-badge.excellent{background:var(--color-success-bg);color:var(--color-success-text)}.seg-badge.good{background:var(--color-warning-bg);color:var(--color-warning-text)}.seg-badge.needs-work{background:var(--color-error-bg);color:var(--color-error-text)}.seg-badge.neutral{background:var(--color-bg-input);color:var(--color-text-muted)}.seg-feedback{padding:var(--seg-spacing-lg);border-radius:var(--radius-base);margin:var(--seg-spacing-md) 0}.seg-feedback.excellent{background:linear-gradient(135deg,var(--color-success-overlay) 0%,var(--color-success-overlay) 100%);border-left:4px solid var(--color-success)}.seg-feedback.good{background:linear-gradient(135deg,var(--color-warning-overlay) 0%,var(--color-warning-overlay) 100%);border-left:4px solid var(--color-warning)}.seg-feedback.needs-work{background:linear-gradient(135deg,var(--color-error-overlay) 0%,var(--color-error-overlay) 100%);border-left:4px solid var(--color-error)}.seg-connection{fill:none;stroke:var(--color-border);stroke-width:2;opacity:.3;transition:all .3s ease}.seg-connection.active{stroke:var(--color-accent);stroke-width:3;opacity:1;filter:drop-shadow(0 0 4px var(--color-accent))}.seg-connection.highlighted{stroke:var(--color-accent);stroke-width:4;opacity:1}.seg-code-highlight{background:var(--color-accent-overlay);border-left:3px solid var(--color-accent);padding-left:calc(var(--spacing-sm) - 3px);transition:var(--seg-transition-fast)}.seg-code-dimmed{opacity:.4;transition:var(--seg-transition-fast)}.seg-code-line{padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-xs);transition:var(--seg-transition-fast);font-family:Monaco,Menlo,Ubuntu Mono,monospace}.seg-code-line:hover{background:var(--color-bg-hover)}.seg-interactive{cursor:pointer;transition:var(--seg-transition-fast)}.seg-interactive:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm)}.seg-interactive:active{transform:translateY(0)}.seg-interactive.selected{box-shadow:0 0 0 2px var(--color-accent)}.seg-tooltip{position:absolute;z-index:var(--seg-z-tooltip);padding:var(--spacing-xs) var(--spacing-sm);background:var(--color-bg-panel);color:var(--color-text-primary);border-radius:var(--radius-sm);font-size:var(--font-size-xs);white-space:nowrap;box-shadow:var(--shadow-md);pointer-events:none;opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s,transform .2s;transform:translateY(5px)}.seg-tooltip.visible{opacity:1;visibility:visible;transform:translateY(0)}.seg-collapsible summary{cursor:pointer;list-style:none;transition:var(--seg-transition-fast);user-select:none}.seg-collapsible summary:hover{background:var(--color-bg-hover)}.seg-collapsible summary::marker{display:none}.seg-collapsible summary::-webkit-details-marker{display:none}.seg-expand-icon{transition:transform .2s ease;display:inline-block}.seg-collapsible[open] .seg-expand-icon{transform:rotate(90deg)}@media (width <= 1024px){.seg-connection-panel{display:none}.seg-mapping-grid{grid-template-columns:1fr;grid-template-rows:auto auto}}@media (width <= 768px){:root{--seg-block-size: var(--seg-block-size-mobile)}.seg-progress-block{width:var(--seg-block-size-mobile);height:var(--seg-block-size-mobile);font-size:var(--font-size-xs)}.seg-feedback{padding:var(--seg-spacing-md)}.seg-title{font-size:var(--font-size-base)}.seg-mapping-grid{gap:var(--spacing-sm)}}@media (width <= 480px){.seg-progress-blocks{gap:var(--spacing-xs);justify-content:center}.seg-badges{flex-direction:column;gap:var(--spacing-xs)}.seg-feedback{padding:var(--seg-spacing-sm)}}.seg-progress-block:focus{outline:2px solid var(--color-focus-ring);outline-offset:2px}.seg-interactive:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}@media (prefers-reduced-motion: reduce){.seg-progress-block,.seg-connection,.seg-interactive,.seg-tooltip{transition:none}.seg-block-fill-animation,.seg-shimmer-effect,.seg-pulse-animation,.seg-connection-dash{animation:none}}@media (prefers-contrast: more){.seg-progress-block{border-width:3px}.seg-connection{stroke-width:3}.seg-code-highlight{border-left-width:4px}}@media print{.seg-interactive,.seg-tooltip,.seg-connection-dash{display:none}.seg-feedback{border:1px solid var(--color-bg-input);background:var(--color-bg-panel)!important}.seg-progress-block{border:2px solid var(--color-bg-input);background:var(--color-bg-panel)!important}}.param-type-badge.type-number,.param-type-badge.type-string,.param-type-badge.type-boolean,.param-type-badge.type-collection,.param-type-badge.type-optional,.param-type-badge.type-none,.param-type-badge.type-any{background:var(--color-bg-panel);color:var(--color-text-secondary);border:1px solid var(--color-border)}.param-type-badge.type-number{border-color:var(--color-category-2)}.param-type-badge.type-string{border-color:var(--color-category-4)}.param-type-badge.type-boolean{border-color:var(--color-category-1)}.param-type-badge.type-collection{border-color:var(--color-category-5)}.param-type-badge.type-optional{border-color:var(--color-category-3)}.param-type-badge.type-none,.param-type-badge.type-any{color:var(--color-text-muted)}.param-type-badge.type-invalid,.param-type-badge.type-error{background:var(--color-error-bg);color:var(--color-error-text);border:1px solid var(--color-error)}*{box-sizing:border-box}body{font-family:var(--font-sans);line-height:1.5;font-weight:400;color:var(--color-text-default);background-color:var(--color-bg-main);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;min-width:320px;min-height:100vh;position:relative}a{font-weight:500;color:var(--color-accent);text-decoration:inherit;transition:var(--transition-fast)}a:hover{color:var(--color-accent-strong)}h1{font-size:3.2em;line-height:1.1;margin:0}h2{font-size:var(--font-size-xl);margin:0}h3{font-size:var(--font-size-lg);margin:0}button{border-radius:var(--radius-base);border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:var(--color-bg-sunken);color:var(--color-text-primary);cursor:pointer;transition:var(--transition-base)}button:hover{border-color:var(--color-accent);background-color:var(--color-bg-hover)}button:focus,button:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}button:disabled{opacity:.6;cursor:not-allowed}input,textarea,select{font-family:inherit;font-size:inherit;color:var(--color-text-primary);background-color:var(--color-bg-input);border:1px solid var(--color-border);border-radius:var(--radius-xs);padding:var(--spacing-sm) var(--spacing-md);transition:var(--transition-fast);caret-color:var(--color-text-primary)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--color-focus-ring)}input::placeholder,textarea::placeholder{color:var(--color-text-muted);opacity:1}input:-webkit-autofill,textarea:-webkit-autofill,select:-webkit-autofill{-webkit-text-fill-color:var(--color-text-primary)!important;box-shadow:0 0 0 1000px var(--color-bg-input) inset!important;transition:background-color 5000s ease-in-out 0s}.card{padding:var(--spacing-xl);background-color:var(--color-bg-panel);border-radius:var(--radius-base);box-shadow:var(--shadow-base)}#app{margin:0;padding:0;width:100%;min-height:100vh;text-align:center}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-sunken)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-xs)}::-webkit-scrollbar-thumb:hover{background:var(--color-bg-disabled)}::selection{background-color:var(--color-primary);color:var(--color-text-on-filled)}input::selection,textarea::selection{background-color:var(--color-primary);color:var(--color-text-on-filled)}.ace_editor .ace_selection,.ace_editor 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